add deno to test in ci

Author: samuelcolvin

.github/workflows/ci.yml

@@ -50,6 +50,9 @@ jobs:
       - uses: astral-sh/setup-uv@v6
         with:
           enable-cache: true
+      - uses: denoland/setup-deno@v2
+        with:
+          deno-version: v2.x
       - run: uv sync
       - run: make test
         env: